. >> reporter: community organizer michael kozu is worried about what will happen to this boston neighborhood. >> we're concerned about people letting get back out, that it's going to go back to what it used to be. >> reporter: eliza johnson insists she was wrongfully convicted of intent to sell crack on the street. after serving about half her sentence, she's free for good, and plans to challenge her conviction down the road. what she cannot get back are the nearly two years she lost with her daughter, born eight weeks before she was sent to prison. >> i lost my child. i lost custody of my child. and i don't know how i'm going to fix that. >> reporter: what do you think of the chemist who is now accused of -- >> she destroyed my life. but i forgive her. as long as i have my daughter, that's all i care about. >> reporter: susan candiotti, cnn, boston. >> the story raises so many questions. digging deeper, what could possibly drive someone to do something like this, and how could she get away with it for so long. let's talk to dan aurielli, author of "the honest truth of disonnesty." professor